I thought about that, but the Harbor rack has 2 benefits.
-It folds up flush with the backside of the camper/vehicle when not in use.
-It has an additional 250lb rated capacity
I haven't ruled out just buying Tow Tuff rack, but my 2 points above are nice features.
I did find these as an option:
https://www.amazon.com/Stromberg-Car...A79QN5K18ZCS79